linux-kernel - Re: [PATCH 00/24] x86/mm: Add KAISER support

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Date:   Mon, 27 Nov 2017 15:08:22 +0100
From:   Ingo Molnar <mingo@...nel.org>
To:     Borislav Petkov <bp@...en8.de>
Cc:     Thomas Gleixner <tglx@...utronix.de>, linux-kernel@...r.kernel.org,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Andy Lutomirski <luto@...capital.net>,
        "H . Peter Anvin" <hpa@...or.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [PATCH 00/24] x86/mm: Add KAISER support


* Ingo Molnar <mingo@...nel.org> wrote:

> > diff --git a/arch/x86/boot/compressed/pagetable.c b/arch/x86/boot/compressed/pagetable.c
> > index d5364ca2e3f9..63eaa71ad9f1 100644
> > --- a/arch/x86/boot/compressed/pagetable.c
> > +++ b/arch/x86/boot/compressed/pagetable.c
> > @@ -22,6 +22,7 @@
> >   * the SME support to avoid any compile and link errors.
> >   */
> >  #undef CONFIG_AMD_MEM_ENCRYPT
> > +#undef CONFIG_KAISER
> >  
> >  #include "misc.h"
> 
> Yeah - will use one with a bit more explanation:
> 
>  arch/x86/boot/compressed/pagetable.c | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/arch/x86/boot/compressed/pagetable.c b/arch/x86/boot/compressed/pagetable.c
> index d5364ca2e3f9..6bd51de4475c 100644
> --- a/arch/x86/boot/compressed/pagetable.c
> +++ b/arch/x86/boot/compressed/pagetable.c
> @@ -23,6 +23,11 @@
>   */
>  #undef CONFIG_AMD_MEM_ENCRYPT
>  
> +/*
> + * No KAISER support needed either:
> + */
> +#undef CONFIG_KAISER
> +
>  #include "misc.h"
>  
>  /* These actually do the work of building the kernel identity maps. */

Ok, have refreshed the -tip branches with this fix as well.

Thanks,

	Ingo